#A1C820#A1C820

#A1C820 is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.7% C 0.183 H 123.0°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#A1C820
RGB	rgb(161, 200, 32)
HSL	hsl(74, 72%, 45%)
HSV	hsv(74, 84%, 78%)
CMYK	cmyk(19.5%, 0%, 84%, 21.6%)
CIE-LAB	lab(75.44, -33.70, 70.72)
CIE-LCH	lch(75.44, 78.33, 115.48°)
OKLab	oklab(77.69% -0.0995 0.1532)
OKLCH	oklch(77.69% 0.183 123)
XYZ	xyz(35.6135, 48.9897, 8.9460)
Luminance	0.4899 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1C820 #4720C8

analogous

#C89B20 #A1C820 #4DC820

triadic

#A1C820 #20A1C8 #C820A1

tetradic

#A1C820 #20C89B #4720C8 #C8204D

square

#A1C820 #20C89B #4720C8 #C8204D

split-complementary

#A1C820 #204DC8 #9B20C8

monochromatic

#4C5E0F #779318 #A1C820 #BDE144 #CFEA79

Accessibility & contrast

On white

1.94

#A1C820 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#A1C820 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1C820

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1C820	#FFFFFF	#000000	##000000
##A1C820	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BB00

Deuteranopia (green-blind)

#CFBA34

Tritanopia (blue-blind)

#AABDAB

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #a1c820;
/* rgb */ color: rgb(161, 200, 32);
/* oklch */ color: oklch(77.7% 0.183 123.0);

Tailwind

colors: {
  custom: {
    50: '#c1d86e',
    500: '#a1c820',
    950: '#000000',
  },
}

SCSS

$custom: #a1c820;
$custom-light: #c1d86e;
$custom-dark: #000000;

JSON

{
  "hex": "#a1c820",
  "rgb": {
    "r": 161,
    "g": 200,
    "b": 32
  },
  "hsl": {
    "h": 73.929,
    "s": 72.414,
    "l": 45.49
  },
  "oklch": {
    "l": 0.7769,
    "c": 0.18267,
    "h": 123
  },
  "luminance": 0.4899
}

Semantic roles & 50–950 ramp

primary

#A1C820

secondary

#8973D1

accent

#39EF63

background

#FCFDF7

surface

#F8FAED

border

#D1D3C8

text

#131408

muted

#82837B

Preview Lab

Preview with #A1C820

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →